. >>> 4:37, barack obama is now in the first full day of his second term as president of our united states, but according to tradition, if the 20th falls on a sunday, the public swearing in and most of the festivities take place on the 21st. >> susan mcginnis is in washington with a preare view on today's events of the -- preof today's events. >> reporter: president obama will take the oath of office on the steps of the u.s. capitol as people are expected to fill the national mall to watch. darrell r o oby came here and camped out overnight hoping to get a good spot. thousands of law enforcement officers and federal troops from around the country will be on hand to make sure everyone is safe. >> today's swearing in on the steps of the u.s. capitol is ceremony corral, held for the -- ceremonial held for the public and they require the official swearing in take place on january 20th. the president was officially sworn into office yesterday in a small ceremony at the white house. he followed that up with a candlelight ceremony sunday night where he said told's parties are not about him. >> wh